VB获取文件大小的方法代码分享

本文实例讲述了VB获取文件大小的方法。分享给大家供大家参考。具体实现方法如下：

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' Retrieve the file size of a given file.

function getFileSize(someFile)

dim fs

dim file

set fs = Server.CreateObject("Scripting.FileSystemObject")

set file = fs.GetFile(Server.MapPath(someFile))

getFileSize = FormatFileSize(file.size)

set file = nothing

set fs = nothing

end function

' Format a file size in the most practical units.

' Input: size in bytes

function FormatFileSize(size)

dim units

dim factor

units = Array("B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB")

factor = log(size) \ 7

FormatFileSize = Round(size / (1024 ^ factor), 2) & units(factor)

end function

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